Where does “nonspeculative” come from?

nonspeculative (English) comes from English speculative, from Middle English speculatyf, from Old French speculatif, from Latin speculātīvus, from Latin speculor, from Latin specula, from Latin spes, from Proto-Italic spēs — to succeed, to prosper.

nonspeculative (English): Not speculative

Definitions

  1. Not speculative

Ancestry of “nonspeculative”, step by step

nonspeculative traces back through two separate lines of ancestry.

via English speculative

StepLanguageWordMeaning
1EnglishspeculativeCharacterized by speculation; based on guessing,...
2Middle Englishspeculatyf
3Old Frenchspeculatif
4Latinspeculātīvusspeculative
5LatinspeculorI watch, I observe; I examine, I explore; I spy
6Latinspeculawatchtower, lookout; nominative plural of...
7Latinspeshope; expectation, anticipation, apprehension
8Proto-Italicspēshope
9Proto-Indo-Europeanspéh₁sprosperity, success
10Proto-Indo-Europeanspeh₁-to succeed, to prosper

via English non

StepLanguageWordMeaning
1EnglishnonObsolete form of none
2Frenchnonno; not; a no, a negative response
3Old Frenchnonno; not; Alternative form of nom
4Latinnōnnot
5Old Latinnoenum
6Proto-Indo-Europeanóynosone; single
Every word from Proto-Indo-European speh₁-Every word from Proto-Indo-European spéh₁sEvery word from Proto-Italic spēs